Exposure
ID
PIONI.2025-10-15T08:41:08.486_1
Header ID
PIONI.2025-10-15T08:41:08.486
Date updated
2025-10-15 08:46:08 UTC+0000
Release date
2025-10-15 08:41:08 UTC+0000
UTC Start
2025-10-15 08:41:08.486
UTC End
2025-10-15 08:41:46.886
MJD Start
60963.3619037685
MJD End
60963.36234821294
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005886
Ambient temperature (°C)
12.2
Seeing (arcsec)
0.575
Observation
ID
70917
Category
calibrator
Program ID
116.296R.001
Program Title
WEIGHING SUN-LIKE STARS : HIGH-PRECISION MASSES OF G-TYPE MAIN-SEQUENCE BINARIES
Program Type
Normal
PI / COI
JONAK / MOURARD / NARDETTO
Target
ID
52625
Name
HD60777
RA
114.063551
DEC
2.78254
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.3450 48.3330 143.1000 143.1000
A0-J2 113.0470 113.2650 94.5000 94.4000
A0-J6 137.8620 137.9420 13.4720 13.6020
B5-J2 88.8780 89.1010 70.3000 70.4000
B5-J6 172.7670 172.7740 1.0300 1.1420
J2-J6 163.9980 163.9350 330.5710 330.6000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.296R.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60963.3619037685
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD60777
RA 114.063551
DEC 2.78254
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.345
HIERARCH ESO ISS PBL12 END 48.333
HIERARCH ESO ISS PBLA12 START 143.1
HIERARCH ESO ISS PBLA12 END 143.1
HIERARCH ESO ISS PBL13 START 113.047
HIERARCH ESO ISS PBL13 END 113.265
HIERARCH ESO ISS PBLA13 START 94.5
HIERARCH ESO ISS PBLA13 END 94.4
HIERARCH ESO ISS PBL14 START 137.862
HIERARCH ESO ISS PBL14 END 137.942
HIERARCH ESO ISS PBLA14 START 13.472
HIERARCH ESO ISS PBLA14 END 13.602
HIERARCH ESO ISS PBL23 START 88.878
HIERARCH ESO ISS PBL23 END 89.101
HIERARCH ESO ISS PBLA23 START 70.3
HIERARCH ESO ISS PBLA23 END 70.4
HIERARCH ESO ISS PBL24 START 172.767
HIERARCH ESO ISS PBL24 END 172.774
HIERARCH ESO ISS PBLA24 START 1.03
HIERARCH ESO ISS PBLA24 END 1.142
HIERARCH ESO ISS PBL34 START 163.998
HIERARCH ESO ISS PBL34 END 163.935
HIERARCH ESO ISS PBLA34 START 330.571
HIERARCH ESO ISS PBLA34 END 330.6
HIERARCH ESO ISS AMBI TAU0 START 0.005886
HIERARCH ESO ISS AMBI TAU0 END 0.005886
HIERARCH ESO ISS AMBI TEMP 12.2
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.57